Welcome To the Hoffman Amplifiers Forum
April 26, 2026, 11:12:18 am
Welcome To the Hoffman Amplifiers ForumApril 26, 2026, 11:12:18 am | ||
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Elevated vs cathode elevated: results
Started by ampnewbie |
13 Replies
6583 Views |
December 24, 2020, 01:19:15 amby Soulfetish |
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13 Replies
4903 Views |
December 23, 2020, 10:00:21 pm by Leevi |
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20 Replies
6736 Views |
December 23, 2020, 09:15:50 pm by Glenn |
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11 Replies
4820 Views |
December 23, 2020, 05:15:31 am by ed22 |
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what do you do with your dead reverb tanks
Started by BrianS |
5 Replies
3182 Views |
December 22, 2020, 04:03:51 pm by kagliostro |
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10 Replies
4032 Views |
December 21, 2020, 01:31:14 pm by BrianS |
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post phase inverter master volume
Started by isaac_teller |
2 Replies
2781 Views |
December 21, 2020, 12:13:19 pm by d95err |
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Building a tube guitar amp step by step
Started by DaveMojo |
11 Replies
7015 Views |
December 21, 2020, 09:42:20 am by kagliostro |
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AC4tv Turret Board
Started by dpm309 |
4 Replies
13179 Views |
December 21, 2020, 08:10:22 am by kagliostro |
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Question about Rectifiers
Started by dunner84 |
21 Replies
6664 Views |
December 21, 2020, 04:06:31 am by Bieworm |
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Plexi 6v6 "Bias Range"?
Started by mcamelo |
4 Replies
3600 Views |
December 20, 2020, 04:03:40 pm by tubeswell |
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Imperial PI operation
Started by Bieworm |
44 Replies
12179 Views |
December 20, 2020, 03:13:03 am by Bieworm |
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I Think I’ve Made A Grave Error
Started by imgumby001 |
3 Replies
2675 Views |
December 19, 2020, 02:02:56 pm by imgumby001 |
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princeton reverb grounding Hoffman layout
Started by wetdog |
22 Replies
11460 Views |
December 19, 2020, 01:55:50 pm by bnwitt |
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Rescue project: 1972 Twin Reverb silverface
Started by jeff_free69 « 1 2 3 » |
130 Replies
55661 Views |
December 19, 2020, 11:36:49 am by jeff_free69 |
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7 Replies
3968 Views |
December 18, 2020, 12:41:44 pm by Mike_J |
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31 Replies
9998 Views |
December 18, 2020, 11:25:54 am by NeilLivs |
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Have AB Carbon Comps and Metal Films
Started by Mike_J |
9 Replies
4456 Views |
December 18, 2020, 07:35:40 am by vampwizzard |
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209 Replies
56301 Views |
December 17, 2020, 12:53:56 pm by sluckey |
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5e3 build voltages
Started by GreaseBall |
7 Replies
4647 Views |
December 17, 2020, 10:13:56 am by JB |
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Tweed Overdrive Special tweaks
Started by daveyajd |
7 Replies
4167 Views |
December 17, 2020, 06:00:35 am by tubenit |
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11 Replies
4209 Views |
December 16, 2020, 07:35:04 pm by shooter |
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Tube Amp for Theremin, anyone?
Started by Pegamin |
3 Replies
3356 Views |
December 16, 2020, 02:26:53 pm by kagliostro |
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8 Replies
4492 Views |
December 16, 2020, 02:21:31 pm by sluckey |
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Diodes in output section . . . ?
Started by acheld |
6 Replies
3729 Views |
December 16, 2020, 10:52:58 am by pdf64 |
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Midget mono amp for.my tv
Started by Colas LeGrippa |
11 Replies
4582 Views |
December 16, 2020, 12:16:06 am by blackcorvo |
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Sano 50WR tremalo
Started by jamesedmunda |
0 Replies
2486 Views |
December 15, 2020, 04:54:18 pm by jamesedmunda |
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2 Replies
2768 Views |
December 15, 2020, 03:15:41 pm by Latole |
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Salvaged Power transformer problem
Started by Tapsnap |
14 Replies
4563 Views |
December 15, 2020, 11:36:36 am by Tapsnap |
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improvement of ac30 layout
Started by tomcat |
0 Replies
2522 Views |
December 15, 2020, 10:47:03 am by tomcat |
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10 Replies
4247 Views |
December 15, 2020, 10:14:54 am by jordan86 |
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8 Replies
5394 Views |
December 14, 2020, 08:03:18 am by mresistor |
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Thordarson 13S41 instructions
Started by eetechTom |
7 Replies
4804 Views |
December 13, 2020, 11:13:34 pm by eetechTom |
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SSS-style DCCF, separate bias ? LND150?
Started by sds1 |
13 Replies
6973 Views |
December 13, 2020, 11:00:58 pm by 2deaf |
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4 Replies
4493 Views |
December 13, 2020, 01:10:27 pm by thetragichero |
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1x12 cab build
Started by BetterOffShred |
3 Replies
3284 Views |
December 13, 2020, 11:31:40 am by BetterOffShred |
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8 Replies
4340 Views |
December 13, 2020, 11:16:05 am by BetterOffShred |
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13 Replies
5967 Views |
December 13, 2020, 10:19:24 am by Latole |
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Chassis type/shape importance?
Started by ShoemanGB |
7 Replies
3975 Views |
December 13, 2020, 08:00:52 am by ShoemanGB |
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100W Bass Amp
Started by Pepe125 |
5 Replies
4622 Views |
December 11, 2020, 09:17:06 pm by AHeck |
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Second Guessing? Check My Work
Started by AHeck |
4 Replies
3674 Views |
December 11, 2020, 07:46:43 pm by AHeck |
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Ceriatone Layouts and manuals here
Started by Latole |
5 Replies
4302 Views |
December 11, 2020, 04:42:18 am by Latole |
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Local NFB on the PI?
Started by shaun |
13 Replies
6227 Views |
December 10, 2020, 08:46:13 pm by shaun |
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Grounding my 5f6a Bassman
Started by Mike_J |
13 Replies
7170 Views |
December 10, 2020, 01:52:34 pm by Colas LeGrippa |
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transformer mpt 50
Started by Pepe125 |
4 Replies
4084 Views |
December 10, 2020, 12:48:18 pm by sluckey |
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Heat issue...?
Started by dude |
10 Replies
4633 Views |
December 10, 2020, 10:27:45 am by dude |
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16 Replies
6507 Views |
December 09, 2020, 03:58:52 pm by tubeswell |
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Marshall 2204 with kt88 build
Started by jcm-jmp |
6 Replies
4457 Views |
December 09, 2020, 07:32:58 am by sluckey |
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17 Replies
8945 Views |
December 08, 2020, 07:51:08 pm by Colas LeGrippa |
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0 Replies
2878 Views |
December 08, 2020, 03:19:28 pm by jordan86 |
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